Derek Tay

Bib: 18141M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M55-59)
#0 / 1648
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:13
Rank: #14747
Start5K
24:13 | 7:48/mi
10K· 6.21 mi
48:24
Rank: #14667 (+80)
5K10K
24:11 | 7:47/mi
15K· 9.32 mi
1:12:27
Rank: #14396 (+271)
10K15K
24:03 | 7:44/mi
20K· 12.43 mi
1:36:34
Rank: #13994 (+402)
15K20K
24:07 | 7:46/mi
Half· 13.11 mi
1:41:42
Rank: #13873 (+121)
20KHalf
5:08 | 7:31/mi
25K· 15.53 mi
2:00:43
Rank: #13625 (+248)
Half25K
19:01 | 7:51/mi
30K· 18.64 mi
2:25:18
Rank: #13033 (+592)
25K30K
24:35 | 7:55/mi
20M
2:36:05
Rank: #12763 (+270)
30K20M
10:47 | 7:56/mi
21M
2:44:29
Rank: #12553 (+210)
20M21M
8:24 | 8:24/mi
35K· 21.75 mi
2:50:03
Rank: #12370 (+183)
21M35K
5:34 | 7:26/mi
23M
3:00:07
Rank: #12216 (+154)
35K23M
10:04 | 8:02/mi
24M
3:08:22
Rank: #12241 (-25)
23M24M
8:15 | 8:15/mi
40K· 24.85 mi
3:15:13
Rank: #12130 (+111)
24M40K
6:51 | 8:01/mi
25.2M
3:18:12
Rank: #12073 (+57)
40K25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:25:30
Rank: #11837 (+236)
25.2MFinish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:42
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:43:48
Pace7:55 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0324:137:4824:13
7:48
-
10K
6.21 mi11:39:1448:247:4724:11
7:47
-0:01
15K
9.32 mi12:03:171:12:277:4624:03
7:44
-0:03
20K
12.43 mi12:27:241:36:347:4624:07
7:46
+0:02
Half
13.11 mi12:32:321:41:427:455:08
7:31
-0:15
25K
15.53 mi12:51:332:00:437:4619:01
7:51
+0:20
30K
18.64 mi13:16:082:25:187:4824:35
7:55
+0:04
20M
20.00 mi13:26:552:36:057:4810:47
7:56
+0:01
21M
21.00 mi13:35:192:44:297:508:24
8:24
+0:28
35K
21.75 mi13:40:532:50:037:495:34
7:26
-0:58
23M
23.00 mi13:50:573:00:077:5010:04
8:02
+0:36
24M
24.00 mi13:59:123:08:227:518:15
8:15
+0:13
40K
24.85 mi14:06:033:15:137:516:51
8:01
-0:14
25.2M
25.20 mi14:09:023:18:127:522:59
8:39
+0:38
Finish
26.22 mi14:16:203:25:307:517:18
7:10
-1:29

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:10 /mi

Average Pace

7:51 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:00

9% of race

Time at Steady Pace

2:37:48

77% of race

Time at Slower Pace

29:42

14% of race

Average Pace: 7:50 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:15:0324:137:4824:13
7:48
#14747
10K
6.21 mi11:39:1448:247:4724:11
7:47
#14667
15K
9.32 mi12:03:171:12:277:4624:03
7:44
#14396
20K
12.43 mi12:27:241:36:347:4624:07
7:46
#13994
Half
13.11 mi12:32:321:41:427:455:08
7:31
#13873
25K
15.53 mi12:51:332:00:437:4619:01
7:51
#13625
30K
18.64 mi13:16:082:25:187:4824:35
7:55
#13033
20M
20.00 mi13:26:552:36:057:4810:47
7:56
#12763
21M
21.00 mi13:35:192:44:297:508:24
8:24
#12553
35K
21.75 mi13:40:532:50:037:495:34
7:26
#12370
23M
23.00 mi13:50:573:00:077:5010:04
8:02
#12216
24M
24.00 mi13:59:123:08:227:518:15
8:15
#12241
40K
24.85 mi14:06:033:15:137:516:51
8:01
#12130
25.2M
25.20 mi14:09:023:18:127:522:59
8:39
#12073
Finish
26.22 mi14:16:203:25:307:517:18
7:10
#11837
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14747103191031913845(Top 49%)9876(Top 61%)9876(Top 599%)
10K6.21 mi3.10 mi14667+8010276+4310276+4314646(Top 52%)10267(Top 64%)10267(Top 623%)
15K9.32 mi3.11 mi14396+27110154+12210154+12213845(Top 49%)9876(Top 61%)9876(Top 599%)
20K12.43 mi3.11 mi13994+4029954+2009954+20012948(Top 46%)9393(Top 58%)9393(Top 570%)
Half13.11 mi0.68 mi13873+1219891+639891+6311866(Top 42%)8974(Top 56%)8974(Top 545%)
25K15.53 mi2.42 mi13625+2489754+1379754+13712665(Top 45%)9146(Top 57%)9146(Top 555%)
30K18.64 mi3.11 mi13033+5929425+3299425+32910742(Top 38%)8055(Top 50%)8055(Top 489%)
20M20.00 mi1.36 mi12763+2709279+1469279+14610004(Top 35%)7550(Top 47%)7550(Top 458%)
21M21.00 mi1.00 mi12553+2109155+1249155+1249834(Top 35%)7278(Top 45%)7278(Top 442%)
35K21.75 mi0.75 mi12370+1839039+1169039+1168225(Top 29%)6448(Top 40%)6448(Top 391%)
23M23.00 mi1.25 mi12216+1548935+1048935+10410316(Top 36%)7400(Top 46%)7400(Top 449%)
24M24.00 mi1.00 mi12241-258916+198916+1912889(Top 45%)8593(Top 53%)8593(Top 521%)
40K24.85 mi0.85 mi12130+1118830+868830+8610281(Top 36%)7194(Top 45%)7194(Top 437%)
25.2M25.20 mi0.35 mi12073+578779+518779+519693(Top 34%)6812(Top 42%)6812(Top 413%)
Finish26.22 mi1.02 mi11837+2368636+1438636+1436812(Top 24%)5222(Top 32%)5222(Top 317%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13845

Males

9876

M55-59

9876

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14646

Males

10267

M55-59

10267

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13845

Males

9876

M55-59

9876

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12948

Males

9393

M55-59

9393

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11866

Males

8974

M55-59

8974

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12665

Males

9146

M55-59

9146

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10742

Males

8055

M55-59

8055

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

10004

Males

7550

M55-59

7550

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9834

Males

7278

M55-59

7278

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8225

Males

6448

M55-59

6448

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

10316

Males

7400

M55-59

7400

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12889

Males

8593

M55-59

8593

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10281

Males

7194

M55-59

7194

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9693

Males

6812

M55-59

6812

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6812

Males

5222

M55-59

5222

Passing Analysis

Category:
Athletes Passed
3563
Passed By
653
Net Change
+2910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14747
5K10K338258+80#14747#14667
10K15K34877+271#14667#14396
15K20K43836+402#14396#13994
20KHalf1254+121#13994#13873
Half25K31264+248#13873#13625
25K30K61725+592#13625#13033
30K20M28111+270#13033#12763
20M21M22616+210#12763#12553
21M35K1852+183#12553#12370
35K23M18834+154#12370#12216
23M24M6691-25#12216#12241
24M40K12918+111#12241#12130
40K25.2M6912+57#12130#12073
25.2MFinish2415+236#12073#11837
TOTALS3563653+2910
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing